國中 解答

Please reuse the bottles. Don’t waste the .

It’s for Cindy to wear a skirt. She always wears pants.

We’ve never been , so we’re excited about taking a trip to Japan next week.

A: Can I sit with you? B: Sure. It’s my .

The is famous for its lemon pie. You must give it a try.

I don’t understand what you said. Could you your question?

Peter lives around his school, so he walks to school every day.

A: What of car do you like? B: I like sports cars.

The apartment is strong and great from top to .

下列有關eq ((12),( 6))C原子與eq ((13),( 6))C原子的敘述,何者正確?

鋰原子的結構示意圖如右,圖中為質子,為電子,另一為中子,下列何者為鋰原子的符號標示? 65855854572000

請根據常溫常壓的狀態,判斷下列哪一個物質的沸點最低?

硫酸的化學式寫成H2SO4,下列有關「5 H2SO4」這種寫法的敘述,何者錯誤?

下列關於物質進行化學變化後產生新物質的敘述,何者正確?

上列物質中屬於化合物的有幾種?

乙金屬的比熱為多少卡/克.°C?

熱源每分鐘可供熱多少卡?

若三者溫度均上升至40°C,何者吸熱最多?

將三者同時置入90°C的熱水1分鐘(未達熱平衡),何者溫度最高?

三者中,何者比熱最大?

加熱10分鐘時,此時物質的狀態為

加熱多少分鐘後此物質開始汽化?

下列哪一個溫度與其他三個不同?

下列哪一現象為放熱反應?